Page 23 - steps 4b 02.pdf

RM2q

• • Subtraction • • • • • • • • 4b:q

~

a
°0

This is the calculator
operation.
Is the answer between 3462 and 4462?

[I] Complete this table.

The answer will be Calculator
between ... and ... check
a 4170 - 2462 4110-3000= 1170 4110- 2.000=2170 J70S

b 5q03 - 1413

c 7135 - 21QO

d 2507 - 18Q4

e 6361 - 4021

f Ql00 - 5547

9 7006 - 3256

h 8080 - 37QO

i Q814 - 460Q

j 10000 - 4404

~ Write true or false on the dotted line. Check the answer with a calculator.

a If Bob has £3421 and b If two cars cost c If a stadium seats
spends £ 1500, he will £Q750 and £2550, the 7500 spectators, about
have more than dearer car will cost 1500 seats will be
£2000 left. _____________ _ more than £7000 empty if it has 6045
extra. _____________ _ spectators. _____________ _
... .,~
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.. ~~.~ ~1\'M
C a I cui a to r
Calculator 1 1 Calculator 1 1 r-I ---"--=----=---,
answer: L-. _ _ _ --'. answer: . . answer: .

Considering the reasonableness of answers in
Name four-digit subtraction by approximating.
Date Materials: calculator

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