Name: ___________ worksheet 2nd grade Answer these:1- 5 tens + 4 tens = 2- 40 + 20 = 3- 30 + 42 = 4- 71 + 20 = 5- 7 tens + 1 ten = Write the missing numbers:1- 40 + _________ = 80 2- _________ + 70 = 90 3- 50 + _________ = 60 4- 30 + 20 = _________ 5- ________ + 30 = 70 Answer these:1- 31 + 9 = 2- 65 + 7 = 3- 22 + 8 = 4- 52 + 9 = 5- 33 + 7 = 6- 27 + 4 = 7- 54 + 6 = 8- 78 + 9 = 9- 55 +8 = 1018+ 8= Good Job Date:_________