Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 + 72 by rounding each number to the nearest 10: ______
- Estimate 24 − 35 by rounding each number to the nearest 10: ______
- Estimate 47 + 37 by rounding each number to the nearest 10: ______
- Estimate 51 + 25 by rounding each number to the nearest 10: ______
- Estimate 72 + 42 by rounding each number to the nearest 10: ______
- Estimate 77 − 28 by rounding each number to the nearest 10: ______
- Estimate 36 + 28 by rounding each number to the nearest 10: ______
- Estimate 57 + 63 by rounding each number to the nearest 10: ______
- Estimate 46 − 42 by rounding each number to the nearest 10: ______
- Estimate 56 + 41 by rounding each number to the nearest 10: ______
- Estimate 63 + 44 by rounding each number to the nearest 10: ______
- Estimate 48 + 78 by rounding each number to the nearest 10: ______
- Estimate 23 − 77 by rounding each number to the nearest 10: ______
- Estimate 85 − 84 by rounding each number to the nearest 10: ______
- Estimate 84 − 78 by rounding each number to the nearest 10: ______
- Estimate 56 + 41 by rounding each number to the nearest 10: ______
- Estimate 86 − 66 by rounding each number to the nearest 10: ______
- Estimate 73 + 82 by rounding each number to the nearest 10: ______
- Estimate 57 − 88 by rounding each number to the nearest 10: ______
- Estimate 56 − 37 by rounding each number to the nearest 10: ______