Question

Q.No.III) Do as directed
2x10-20
1) Write the number names
a) 4678
b) 5053
2) Write in expanded form
a) 9258
b)6072
3) Find the sum :
a) 3856 + 2789
a
b) 9407 + 7567
4) Find the product:
a) 86 X 3
b) 94 X 6
5) Write the repeated addition as multiplication
a) 16+16+16+16
b) 9+9+9​

Answer 1

Step-by-step explanation:

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Answer 2

$2 \times 10 - 20 = 20 - 20 = 0$

1.(a).4678- Four thousand six hundred and seventy eight.

(b).5053-Five thousand fifty three.

2.(a).9258

$9258 \\ 9000 + 200 + 50 + 8$

(b)6072

$6072 \\ 6000 + 70 + 2$

3.(a).

$3856 + 2789 = 6645$

(b).

$9407 + 7567 = 16974$

4.(a).

$86 \times 3 = 258$

(b).

$94 \times 6 = 572$

5.(a).

$16 + 16 + 16 + 16 = 64$

(b).

$9 + 9 + 9 = 27$