Adding 100s, 10s and 1s

Adding 100s, 10s and 1s

-We are learning to solve addition problems by adding 100s, 10s and 1s.

Question	Adding 100s	Adding 10s	Adding 1s	Answer
145+254=399	100+200=300	40+50=90	5+4=9	300+90+9=399
643+235=878	600 + 200 = 800	40 + 30 = 70	3 + 5 = 8	800+70+8=878
727+65=786	700 + 0 = 700	20 + 60 = 80	7 + 5 = 11	700+80+11=786
639+347=986	600 + 300 = 900	30 + 40 = 70	9 + 7= 16	900+70+16=986
373+82=455	300 + 0 = 300	70 + 80 = 150	3 + 2 = 5	300+150+5=455
642+298=940	600 + 200 = 800	40 + 90 = 130	2 + 8 = 10	800+130+10=940
587+465=1052	500 + 400 = 900	80 + 60 = 140	7 + 5 = 12	900+140+12=1052
754+76=830	700 + 0=700	50 + 70 = 120	4 + 6 = 10	700+120+10=830
467+276=	400 + 200 = 600	60 + 70 = 130	7 + 6 = 13	600 + 130 + 13 =743
399+764=	300 + 700 = 1000	90 + 60 = 150	9 + 4 = 13	1000+150+13=163

Word problems

Problem	Working and answer
There were 167 Sandwiches at the bakery. The baker made another 58 sandwiches. How many sandwiches are there altogether?	167 + 58 = 225 100 + 0 = 100 60 + 50 = 110 7 + 8 = 15 100 + 110 + 15 = 225
Pt England school has 219 Rugby balls and 178 Netballs. How many balls does the school have?	219 + 178 = 397 200 + 100 = 300 10 + 70 = 80 9 + 8 = 17 300 + 80 + 17 = 397
AJ read the first 243 of a book. There 159 pages left to read. How many pages does the book have?	243 + 159 = 402 200 + 100 = 300 40 + 50 = 90 9 + 3 = 12 300 + 90 + 12 = 402
There are 329 people sunbathing on the beach. There are another 164 people swimming in the water. How many people are there in total?	329 + 164 =493 300 + 100 = 400 20 + 60 = 80 4 + 9 = 13 400 + 80 + 13 = 493
Laura's coffee shop sold 212 cups of coffee on Monday. They sold another 98 cups on Tuesday. How many cups did the shop sell on both days combined?	212 + 98 = 310 200 + 0 = 200 10 + 90 = 100 2 + 8 = 10 200 + 100 + 10 = 310
There were 295 people riding on a train. 127 more people got on at the next station. How many people were riding the train then?	295 + 127 = 200 + 100 = 300 90 + 20 + 110 5 + 7 = 12 300 + 110 + 12 =422