S. K. Gupta Anubhuti Gangal Class 1 Math Third Chapter Addition And Subtraction Within 20 Practice Page 53

PRACTICE PAGE 53

(1) 19 – 13 = 6

(2) 18 – 11= 7

(3) 17 – 10 = 7

(4) 13 – 3 = 10

(5) 17 – 15 = 2

(6) 17 – 7 = 10

(7) 19 – 19 = 0

(8) 15 – 9 = 6

(9) 11 – 9 = 2

(10) 12 – 6 = 6

(11) 20 – 10 = 10

(12) 19 – 5 = 14

(13) 18 – 17 = 1

(14) 18 – 8 = 10

(15) 14 – 10 = 4

(16) 15 – 1 = 14

(17) 20 – 20 = 0

(18) 17 – 13 = 4

(19) 11 – 0 = 11

(20) 17 – 17 = 0

(21) 12 – 10 = 2

(22) 14 – 4 = 10

(23) 14 – 11 = 3

(24) 20 – 19 = 1

(25) 10 – 7 = 3

(26) 15 – 13 = 2

(27) 16 – 6 = 10

(28) 19 – 18 = 1

(29) 17 – 11 = 6

(30) 19 – 17 = 2