Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 − 32 by rounding each number to the nearest 10: ______
- Estimate 42 + 63 by rounding each number to the nearest 10: ______
- Estimate 22 − 61 by rounding each number to the nearest 10: ______
- Estimate 66 + 37 by rounding each number to the nearest 10: ______
- Estimate 73 + 34 by rounding each number to the nearest 10: ______
- Estimate 25 − 30 by rounding each number to the nearest 10: ______
- Estimate 30 − 63 by rounding each number to the nearest 10: ______
- Estimate 64 + 79 by rounding each number to the nearest 10: ______
- Estimate 26 + 35 by rounding each number to the nearest 10: ______
- Estimate 61 − 65 by rounding each number to the nearest 10: ______
- Estimate 27 + 61 by rounding each number to the nearest 10: ______
- Estimate 80 − 54 by rounding each number to the nearest 10: ______
- Estimate 42 − 71 by rounding each number to the nearest 10: ______
- Estimate 33 + 21 by rounding each number to the nearest 10: ______
- Estimate 31 − 41 by rounding each number to the nearest 10: ______
- Estimate 67 − 24 by rounding each number to the nearest 10: ______
- Estimate 87 − 50 by rounding each number to the nearest 10: ______
- Estimate 77 + 59 by rounding each number to the nearest 10: ______
- Estimate 34 + 56 by rounding each number to the nearest 10: ______
- Estimate 38 − 69 by rounding each number to the nearest 10: ______