Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 24 by rounding each number to the nearest 10: ______
- Estimate 31 + 31 by rounding each number to the nearest 10: ______
- Estimate 33 + 66 by rounding each number to the nearest 10: ______
- Estimate 45 + 28 by rounding each number to the nearest 10: ______
- Estimate 46 + 39 by rounding each number to the nearest 10: ______
- Estimate 32 − 52 by rounding each number to the nearest 10: ______
- Estimate 74 + 60 by rounding each number to the nearest 10: ______
- Estimate 77 + 37 by rounding each number to the nearest 10: ______
- Estimate 51 − 76 by rounding each number to the nearest 10: ______
- Estimate 44 + 83 by rounding each number to the nearest 10: ______
- Estimate 35 + 29 by rounding each number to the nearest 10: ______
- Estimate 49 − 79 by rounding each number to the nearest 10: ______
- Estimate 65 + 39 by rounding each number to the nearest 10: ______
- Estimate 45 + 60 by rounding each number to the nearest 10: ______
- Estimate 37 + 77 by rounding each number to the nearest 10: ______
- Estimate 85 − 88 by rounding each number to the nearest 10: ______
- Estimate 36 + 46 by rounding each number to the nearest 10: ______
- Estimate 52 + 86 by rounding each number to the nearest 10: ______
- Estimate 68 − 86 by rounding each number to the nearest 10: ______
- Estimate 61 − 49 by rounding each number to the nearest 10: ______