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Tutor TOPIC NASMuEbstitution, Equal Beginning or Ending (Lesson 46)

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Tutor:

Topic: _S_u__b_s_ti_tu__ti_o_n_,_E_q_u_a__l B__e_g_in_n_i_n_g_o__r_E_n_d_i_n_g_(_L_e_s_s_o_n__4_6_)_____

Primary 2: Rev Up! Math

Solve the following problem sums. Show your working clearly.

1. + + = 58

+ = 43

=?

=?

=

=

2. + = 27

= +

=?

=?

= 1

=

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Primary 2: Rev Up! Math

3. Solve the following.

(a) + + + + + = 76

+ = 32

=?

=?

=

=

(b) ++ = 12

++ = 21

+ =?

Ans: 2

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Primary 2: Rev Up! Math

4.

+ ++ + = 25

- =4

x =?

Ans:

5a. ++ = 10

++ = 11

Find the value of +.

Ans:

5b. Given the value of is 4, find the value of .

Ans: 3

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Primary 2: Rev Up! Math

6. Tracy and Susie had the same number of coloured balls. Tracy lost 8

coloured balls and as a result, Susie had twice as many coloured balls as

Tracy. How many coloured balls did Tracy have at first?

Ans:

7. Jason and Pansy had the same amount of money at first. Jason spent

$45 and Pansy spent $80. In the end, they had $75 left in total.

(a) How much money did they have altogether at first?

(b) How much money did each of them have at first?

. Ans: 4

2021 Copyright of PAL Solutions. No further reproduction and distribution is allowed.

Primary 2: Rev Up! Math

8. Vincent has 16 stamps more than Jane. How many stamps must Vincent

give Jane so that they will have the same number of stamps?

Ans:

9. Lucy had three times as many cupcakes as Weiming.

Lucy gave Weiming 20 cupcakes. As a result, they had the same number of

cupcakes.

(a) How many cupcakes did Lucy have at first?

(b) How many cupcakes did Lucy and Weiming have altogether?

. Ans: (a)

(b) 5

2021 Copyright of PAL Solutions. No further reproduction and distribution is allowed.

Primary 2: Rev Up! Math

10. Julie and Sandy had $92 altogether. Julie gave Sandy $24.

As a result, they had the same amount of money.

(a) How much money did Sandy have at first?

(b) How much money did Julie have at first?

()

()

Ans: (a) 6

(b)

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Primary 2: Rev Up! Math

11. Joanna had four times as many muffins as Heidi.

Joanna gave Heidi 27 muffins. As a result, they both had the same number

of muffins.

How many muffins did Joanna have at first?

Ans:

12. Lennie and Gabriel had the same amount of money at first.

Lennie spent $56 and Gabriel spent $65.

As a result, Lennie had twice as much money as Gabriel.

How much money did each of them have at first?

Ans: 7

2021 Copyright of PAL Solutions. No further reproduction and distribution is allowed.