Driving Standard
360 tenths is what in standard form?
What is 36?
Solve using the compensation: 37 + 38
37 + 38
= 40 + 40 - 3 - 2
= 80 - 3 - 2
= 77 - 2
= 75
Solve using 2 methods:
2210 + 1410 + 1640 + 3240
What is 8500?
A beef sandwich has two slices of bread with a layer of meat between them. Each slice of bread is 14.3 mm thick, and the meat is 5.2 mm thick. How thick is the sandwich?
33.8 mm
12.3 ones = ______ tenths
What is 123.
46 tens and 10 tenths in standard form.
What is 461?
Solve using compensation: 83 + 49 =
83 + 49
= 80 + 50 + 3 - 1
= 130 +3 - 1
= 133 - 1
= 132
Solve using two methods:
343.2 + 152.1 + 200.3 + 144.1
What is 839.7?
Four students went trick or treating. At the end of the night, they found out that they each collected 176 bags of skittles. They also each caught 123 bags of smarties. How many bags of skittles do the students have altogether?
704 bags of skittles altogether.
3549 = _____ tens and _____ ones
354 tens and 9 ones
What is the value: 4512 tenths in standard form.
What is 451.2?
Solving using Adding On 10s and 1s: 37 + 35 + 31
37 + 35 + 31
= 90 + 13
= 103
Solve using two methods:
4502 + 1345 + 2300 + 1440
What is 9587?
Manny went on four runs last week. On Monday, she ran 13.6 km. On Tuesday she ran 14.7 km, which is the same distance that she ran on Friday. On Saturday, she ran 5 km farther than she ran on Monday. What is the sum of all the distances she ran last week?
What is 61.1 km?
3465 = ______ hundreds and ______ ones
What is 34 hundreds and 65 ones.
What is the value: 1980 tenths in standard form.
What is 198?
Solving using Adding On 10s and 1s: 18 + 39 + 75
18 + 39 + 75
= 75 + 40 + 17
= 115 + 17
= 132
351.2 + 246.1 + 111.9 + 242.5
What is 951.7?
Could start this way with Q/NU:
=[(35+24+11+24)x10] + [(12+61+19+25)x0.1]
The chef is making 10.5 batches of dinner rolls. For each batch, he kneaded dough for 0.7 hours and let the dough rest for 1.6 hours. Then he baked the dough for 0.4 hours. How long does it take to make each batch of dinner rolls?
What is 2.7 hours?
(34 x 10) + (31 x 0.1) =
343.1
What is the value: 14 tenths in standard form.
What is 310.4
Solve using Decomposition: 83 + 14 + 58
83 + 14 + 58
= 83 + (50 + 7 + 1) + 14
= 83 + 7 + 50 + 15
= 90 + 50 + 15
= 155
Solve using two methods:
153.1 + 134.2 + 351.1 + 513.1
What is 1051.5?
BONUS: A worm has fallen into a hole that is 26 centimetres deep. It climbs up 8 centimetres and slides back 3 centimetres every day. How many days will it take the worm to reach the top?
What is 5 days?
____ x 10 + ____ x 0.1 = 854.1
85 and 41