Multiplying Fractions
Multiply numerators straight across, multiply denominators, and cross-cancel common factors.
Master operations with unlike fractions, mixed numbers, multi-digit decimal arithmetic, 3D volume, and intro coordinate graphing.
Use equivalent fractions as a strategy to add and subtract fractions; multiply and divide fractions.
Multiply numerators straight across, multiply denominators, and cross-cancel common factors.
Divide fractions by inverting the divisor and multiplying by its reciprocal.
Convert between mixed numbers and improper fractions; add and subtract with regrouping.
Geometric measurement: understand concepts of volume and relate volume to multiplication and addition.
Calculate 3D volume by multiplying length, width, and height in cubic units.
Align decimal points for addition/subtraction and count decimal places for multiplication.
Fast, confidence-building fluency sprints designed to sharpen mental math recall in 60 seconds with instant feedback.
Interactive, step-by-step digital quizzes with worked explanations to test understanding before paper tests.
Self-graded online quiz with step-by-step explanations
Self-graded online quiz with step-by-step explanations
Self-graded online quiz with step-by-step explanations
Self-graded online quiz with step-by-step explanations
To divide fractions, Keep the first fraction, Change division to multiplication (ร), and Flip the second fraction into its reciprocal. Then multiply straight across.
Volume is introduced as packing unit cubes into a solid box. The formula V = length ร width ร height calculates total cubic capacity.