Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 − 30 by rounding each number to the nearest 10: ______
- Estimate 67 + 55 by rounding each number to the nearest 10: ______
- Estimate 88 + 56 by rounding each number to the nearest 10: ______
- Estimate 81 + 79 by rounding each number to the nearest 10: ______
- Estimate 26 + 64 by rounding each number to the nearest 10: ______
- Estimate 59 + 57 by rounding each number to the nearest 10: ______
- Estimate 21 − 53 by rounding each number to the nearest 10: ______
- Estimate 35 + 73 by rounding each number to the nearest 10: ______
- Estimate 37 − 61 by rounding each number to the nearest 10: ______
- Estimate 72 − 84 by rounding each number to the nearest 10: ______
- Estimate 69 − 36 by rounding each number to the nearest 10: ______
- Estimate 33 + 44 by rounding each number to the nearest 10: ______
- Estimate 52 − 86 by rounding each number to the nearest 10: ______
- Estimate 55 + 44 by rounding each number to the nearest 10: ______
- Estimate 64 − 26 by rounding each number to the nearest 10: ______
- Estimate 56 − 27 by rounding each number to the nearest 10: ______
- Estimate 86 + 34 by rounding each number to the nearest 10: ______
- Estimate 50 + 39 by rounding each number to the nearest 10: ______
- Estimate 57 − 48 by rounding each number to the nearest 10: ______
- Estimate 36 − 87 by rounding each number to the nearest 10: ______