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Published on September 12, 2026
Learn how to solve decimal multiplication problems like 4 times 1.6 and 3 times 4.47 using visual area models and partial products step by step.
Find the LCM of 8, 10, and 12 by writing each number as a product of prime factors and multiplying the highest powers of each prime. The least common multiple is 120.
Learn how to evaluate the expression 2 1/2 + 2 2/3 รท 2 1/3 by converting mixed numbers to improper fractions, applying the order of operations to divide first, and then adding the fractions.
Learn how to multiply a mixed number by a whole number, converting it to an improper fraction first and then simplifying.
Learn how to write the expanded forms of decimal numbers by summing the values of fractions representing each place value. Follow the step-by-step approach to convert and expand given decimal numbers.
Evaluate two decimal arithmetic expressions involving negative numbers by applying sign rules: subtracting a positive from a negative adds magnitudes, and adding a negative reduces the sum by the larger magnitude's difference. Results are -39.98 and -19.12.