Worksheet on estimating sums and differences of fractions using benchmark numbers.
A colorful educational worksheet titled "Benchmark Numbers" designed to teach students how to estimate sums and differences of fractions using benchmarks. The worksheet includes explanations, number lines, and examples showing how to compare fractions to 0, 1/2, and 1 to estimate sums and differences. A cartoon boy is featured at the top, and the content aligns with Common Core standards 5.NF.1 and 5.NF.2.