Page 141 - Start Up Mathematics_1
P. 141
9 Arrange the numbers in increasing order.
(a) 19, 56, 83, 27
(b) 31, 43, 32, 47
10 Add or subtract.
Tens Ones Tens Ones Tens Ones Tens Ones
(a) 2 3 (b) 4 6 (c) 6 5 (d) 8 0
+ 5 + 2 8 + 2 7 + 1 3
Tens Ones Tens Ones Tens Ones Tens Ones
(e) 8 4 (f) 6 1 (g) 4 0 (h) 7 7
– 3 2 – 2 9 – 1 6 + 1 9
Tens Ones
(i) Bob had 57 marbles. His friend gave
him 13 more. How many marbles
does Bob have now?
Answer: ________________
Tens Ones
(j) There were 32 balloons in a
birthday party. A naughty boy
burst 17 balloons. How many
balloons are left?
Answer: ________________
133
