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NUM
Digits, divisibility, remainders, fractions and the arithmetic shortcuts worth knowing.
15 skills · 92 problems · see this strand in the graph
Assumed by everything above it.
“the problem names the tens digit or the ones digit”
“the answer choices are all odd or all even”
“which of these numbers is divisible by”
“half of what is left over”
“a point is marked on the number line”
The working middle of the exam.
“find the largest number whose digits add to something”
“two things happen every few days and you want when they coincide”
“what day of the week will it be in many days”
“what is the units digit of a huge power”
“add all the numbers from one to some total”
“the price is reduced by a percentage”
“the ratio of red to blue is”
“the answer choices are wildly different sizes”
“the average of the five numbers is”
What the 5-point questions actually ask for.