Question
PSLE
Sarah had two streamers of the same length. She cut the first streamer into equal parts of length 80 cm and to each part she tied 3 silver cartoon cutouts. After that, she cut the second streamer into equal parts of length 90 cm and to each part she tied 4 red cartoon cutouts. When she finished tying, she counted that there were 15 more red cartoon cutouts than silver cartoon cutouts. How many cartoon cutouts were there altogether?
5 m

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PSLE
Sarah had two streamers of the same length. She cut the first streamer into equal parts of length 80 cm and to each part she tied 3 silver cartoon cutouts. After that, she cut the second streamer into equal parts of length 90 cm and to each part she tied 4 red cartoon cutouts. When she finished tying, she counted that there were 15 more red cartoon cutouts than silver cartoon cutouts. How many cartoon cutouts were there altogether?