FOURTH GRADE / MATHEMATICS / FRACTIONS 1.3
MATHEMATICS IS EASY. PROVIDED THAT ONE WORKS ENOUGH .
ENOUGH IS SKILL DEPENDENT, HAVE TO FIND "ENOUGH" FOR YOUR SIZE.
First sold 5 sacks, then another 5 and then ... .
The rate of Yaman's friends, not including Yaman, is being asked !
Reduce 7/14 and 3/9 .
The number of yellow colored rectangles is 24 .
Reduction is done via division .
choose between b and d .
Determine first the two fractions or try to create a common denominator .
A much simpler form is 2/6 .
Try 80 as the common denominator and see the situation for the first two choices. The other choices are all more than a half.
Take 1 as the number . 5/6 + 5/36 = ...
Calipers and slide rules use the same principle .
1/4 ths of 48 is 12 .
A week has 168 hours but use rather that the daily delay will be 2 seconds ... .
The number of students of the class can not be determined only with the help of ratios . Depending on the type of the class the number may
be 45, 90, 135 etc. Another clue might help us to decide.
4 cm. and ... .
If 1/5 ths of 1/8 were asked the answer would be 1/40 ! 1/(1/5) is 5 because there are 5 times 1/5 in 1.
3/5 ths of the number should be 378 .
1/3 + 1/6 hours = ? minutes
3/4 hours contains 15 thrice .
3 sales of resoectively 500 kg. , 1000 kg. ve 2000 kg.
Total green area is obviously greater tahn ... .
The division is defined for numbers not for figures !
After first expense she still has $ 1800 .
He must gain 10 cents per egg .
There are ... equilateral triangles in the blue region as there are 42 in green.
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