Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 30 by rounding each number to the nearest 10: ______
- Estimate 83 + 38 by rounding each number to the nearest 10: ______
- Estimate 22 − 27 by rounding each number to the nearest 10: ______
- Estimate 26 + 63 by rounding each number to the nearest 10: ______
- Estimate 47 + 56 by rounding each number to the nearest 10: ______
- Estimate 38 − 81 by rounding each number to the nearest 10: ______
- Estimate 60 + 55 by rounding each number to the nearest 10: ______
- Estimate 77 + 56 by rounding each number to the nearest 10: ______
- Estimate 60 + 76 by rounding each number to the nearest 10: ______
- Estimate 37 + 80 by rounding each number to the nearest 10: ______
- Estimate 34 − 83 by rounding each number to the nearest 10: ______
- Estimate 75 + 78 by rounding each number to the nearest 10: ______
- Estimate 31 − 32 by rounding each number to the nearest 10: ______
- Estimate 83 + 39 by rounding each number to the nearest 10: ______
- Estimate 23 − 35 by rounding each number to the nearest 10: ______
- Estimate 73 + 33 by rounding each number to the nearest 10: ______
- Estimate 49 + 77 by rounding each number to the nearest 10: ______
- Estimate 59 − 48 by rounding each number to the nearest 10: ______
- Estimate 28 − 68 by rounding each number to the nearest 10: ______
- Estimate 89 + 61 by rounding each number to the nearest 10: ______